CN217378961U

CN217378961U - Bridge construction cofferdam device

Info

Publication number: CN217378961U
Application number: CN202220567719.3U
Authority: CN
Inventors: 王勤昌
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-16
Filing date: 2022-03-16
Publication date: 2022-09-06
Anticipated expiration: 2032-03-16

Abstract

The application provides a bridge construction cofferdam device, including the base, evenly distributed's spacing groove is seted up to the base inner wall, still includes: the fixed clamping rod is detachably connected to the top wall of the base; the cofferdam body is connected to the inner wall of the fixed clamping rod in a sliding manner, and is fixedly connected with a fixed column which is matched with the limiting groove; the bottom fixing part is connected to the inner wall of the base in a sliding mode and matched with the fixing column. In this application, rely on during the installation gravity in cofferdam body self to press to move and connect the fastener and slide in that the base is inside, with fixed column locking, and then reach the fixed purpose to the cofferdam, need not other operations and can accomplish holistic equipment, be convenient for install and dismantle, fixed effectual, the practicality is strong.

Description

Bridge construction cofferdam device

Technical Field

The utility model discloses bridge construction technical field particularly, relates to a bridge construction cofferdam device.

Background

In the bridge foundation construction, when the bridge pier and the platform foundation are positioned below the ground surface water level, earth weirs in various forms need to be built. The cofferdam is a temporary enclosure structure constructed in the hydraulic engineering construction for building permanent hydraulic facilities, and has the function of preventing water and soil from entering the building position of a building so as to facilitate drainage in the cofferdam, excavation of a foundation pit and building of the building.

In the prior art, when the cofferdam is installed, the process is complex, a large amount of manpower is consumed, the cofferdam is fixed through bolts, the construction efficiency is low, the fixing effect is poor, certain potential safety hazards exist, and therefore a bridge construction cofferdam device is urgently needed to solve the problems.

Disclosure of Invention

The utility model aims to provide a: the cofferdam fixing device aims at solving the problems that the existing cofferdam is complex in process, needs to consume a large amount of manpower, is low in construction efficiency and poor in fixing effect due to the fact that the cofferdam is fixed through bolts, and has certain potential safety hazards.

In order to achieve the purpose of the invention, the utility model provides the following technical scheme:

bridge construction cofferdam device to improve above-mentioned problem.

The present application is specifically such that:

the utility model provides a bridge construction cofferdam device, includes the base, evenly distributed's spacing groove is seted up to the base inner wall, still includes:

the fixed clamping rod is detachably connected to the top wall of the base;

the cofferdam body is connected to the inner wall of the fixing clamping rod in a sliding manner, and the cofferdam body is fixedly connected with a fixing column which is matched with the limiting groove;

the bottom fixing part is connected to the inner wall of the base in a sliding mode and matched with the fixing column.

As the preferable technical scheme of the application, the bottom fixing parts are symmetrically arranged in two groups relative to the central axis of the cofferdam body, and the two groups of the bottom fixing parts are mutually matched.

As the preferred technical scheme of this application, bottom fixed part is including connecting fixture block and extension spring, connect fixture block sliding connection base inner wall, extension spring fixed connection is in connecting the fixture block lateral wall, just the extension spring is kept away from the one end of connecting the fixture block and is fixed continuous with the base, it cooperatees with the fixed column to connect the fixture block.

As the preferred technical scheme of this application, the cofferdam body is hollow structure, the cofferdam body roof is provided with the lug, cofferdam body outer wall still is provided with water inlet and delivery port.

As the preferred technical scheme of this application, base diapire still fixedly connected with fixed toothed plate, the base outer wall still is provided with fixed awl.

Compared with the prior art, the beneficial effects of the utility model are that:

in the scheme of the application:

1. through the arranged bottom fixing part, the connecting clamping piece is pressed and moved to slide in the base by the gravity in the cofferdam body during installation, the fixing column is locked, and further the purpose of fixing the cofferdam is achieved, the whole assembly can be completed without other operations, the fixing effect is good, and the problems that in the prior art, when the cofferdam is installed, the process is complex, a large amount of manpower is consumed, the cofferdam is fixed through bolts, the construction efficiency is low, the fixing effect is poor, and certain potential safety hazards exist are solved;

2. assemble convenient to detach through the fixing clip pole that sets up, cofferdam body and base to the secondary use, the back accessible is accomplished to the inside water injection of cofferdam body to the installation simultaneously, increases the self weight of cofferdam body, increases the stability after the equipment.

Drawings

Fig. 1 is one of schematic overall structural diagrams of a bridge construction cofferdam apparatus provided in the present application;

fig. 2 is a second schematic view of the overall structure of the bridge construction cofferdam device provided in the present application;

fig. 3 is one of schematic cross-sectional structural diagrams of the bridge construction cofferdam apparatus provided in the present application;

fig. 4 is a second schematic sectional view of the bridge construction cofferdam apparatus provided in the present application.

The following are marked in the figure:

10. a base; 110. a limiting groove; 111. a fixed toothed plate; 112. a fixed cone; 120. fixing the clamping rod; 130. a cofferdam body; 131. fixing a column; 132. lifting lugs; 140. connecting a clamping block; 141. a tension spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them.

Thus, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the invention as claimed, but is merely representative of some embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that, in the present invention, the embodiments and the features and technical solutions in the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper" and "lower" indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, or the orientation or position relationship that the product of the present invention is usually placed when in use, or the orientation or position relationship that a person skilled in the art would conventionally understand, and such terms are only used for convenience of description and simplification of the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

As shown in fig. 4, the present embodiment provides a bridge construction cofferdam apparatus, which includes a base 10, wherein the inner wall of the base 10 is provided with evenly distributed limiting grooves 110, and the cofferdam apparatus further includes:

a fixing clip rod 120 detachably connected to the top wall of the base 10;

the cofferdam body 130 is slidably connected to the inner wall of the fixing clamping rod 120, the cofferdam body 130 is fixedly connected with a fixing column 131, and the fixing column 131 is matched with the limiting groove 110;

bottom fixed part, sliding connection cooperate in base 10 inner wall, bottom fixed part and fixed column 131, through the bottom fixed part who sets up, rely on gravity to press bottom fixed part in cofferdam body 130 self during the installation, lock fixed column 131, and then reach the fixed purpose in cofferdam, need not other operations and can accomplish holistic equipment, and fixed effectual.

As shown in fig. 3 to 4, as a preferred embodiment, on the basis of the above-mentioned manner, two sets of bottom fixing components are further symmetrically arranged about the central axis of the cofferdam body 130, and the two sets of bottom fixing components are matched with each other, so that the fixing columns 131 are simply operated and have good fixing effect by pressing the two sets of bottom fixing components by gravity in the cofferdam body 130 itself.

As shown in fig. 1 to 4, as a preferred embodiment, on the basis of the above manner, further, the bottom fixing component includes a connecting fixture block 140 and a tension spring 141, the connecting fixture block 140 is slidably connected to the inner wall of the base 10, the tension spring 141 is fixedly connected to the side wall of the connecting fixture block 140, one end of the tension spring 141, which is far away from the connecting fixture block 140, is fixedly connected to the base 10, the connecting fixture block 140 is matched with the fixing column 131, and when the connecting fixture block 140 loses the pressing force of the cofferdam body 130, the connecting fixture block 140 is pulled under the tension spring 141 to be reset.

As shown in fig. 1-2, in addition to the above-mentioned embodiments, the cofferdam body 130 is a hollow structure, the top wall of the cofferdam body 130 is provided with a lifting lug 132, the outer wall of the cofferdam body 130 is also provided with a water inlet and a water outlet, and water is injected into the cofferdam body to increase the self weight of the cofferdam body 130 and increase the stability after assembly.

As shown in fig. 1-2, as a preferred embodiment, in addition to the above manner, a fixed toothed plate 111 is further fixedly connected to the bottom wall of the base 10, and a fixed cone 112 is further disposed on the outer wall of the base 10, so as to complete the fixing of the base 10 and the ground.

Specifically, this bridge construction cofferdam device is when using: after the base 10 is hoisted to a station to be applied by hoisting equipment, the base 10 is fixed with the ground by a fixed cone 112 and a fixed toothed plate 111, then the cofferdam body 130 is hoisted by hoisting equipment in sequence and is clamped and released with a fixed clamping rod 120, the cofferdam body 130 gradually slides in the fixed clamping rod 120 until the cofferdam body 130 and the connecting clamping block 140 press the connecting clamping block 140 to slide in the inner part and are gradually matched with a limiting groove 110 to completely clamp the fixed column 131, and a tension spring 141 finishes the fixing of the cofferdam, when in installation, the connecting clamping piece is pressed by the gravity in the cofferdam body 130 to slide in the base 10 to fix the fixed column 131, thereby achieving the purpose of fixing the cofferdam, completing the integral assembly without other operations, having good fixing effect, solving the problems that the process is complex, a large amount of manpower is consumed when the cofferdam is installed in the prior art, the cofferdam is fixed by bolts, the efficiency of construction is low, and fixed effect is poor, there is the problem of certain potential safety hazard, fixed kelly 120, cofferdam body 130 assembles with base 10, convenient to detach, so that secondary use, simultaneously the installation finishes the back still can be through to the inside water injection of cofferdam body 130, increase cofferdam body 130's self weight, increase the stability after the equipment, when needs are dismantled, hoisting equipment lifts by crane through the body 130 of lug 132, connect fixture block 140 and lose the oppression of cofferdam body 130, move connection fixture block 140 position under extension spring 141, accomplish the dismantlement.

The above embodiments are only used to illustrate the present invention and not to limit the technical solutions described in the present invention, and although the present invention has been described in detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and therefore, any modification or equivalent replacement may be made to the present invention; all such modifications and variations are intended to be included herein within the scope of this disclosure and the present invention and protected by the following claims.

Claims

1. The utility model provides a bridge construction cofferdam device, includes base (10), its characterized in that, evenly distributed's spacing groove (110) are seted up to base (10) inner wall, still include:

the fixed clamping rod (120) is detachably connected to the top wall of the base (10);

the cofferdam body (130) is connected to the inner wall of the fixed clamping rod (120) in a sliding manner, a fixed column (131) is fixedly connected to the cofferdam body (130), and the fixed column (131) is matched with the limiting groove (110);

the bottom fixing part is connected to the inner wall of the base (10) in a sliding mode and matched with the fixing column (131).

2. The bridge construction cofferdam device of claim 1, wherein said bottom fixing elements are symmetrically arranged in two groups with respect to the central axis of the cofferdam body (130), and said two groups of bottom fixing elements are engaged with each other.

3. The bridge construction cofferdam device of claim 1, wherein the bottom fixing component comprises a connecting fixture block (140) and a tension spring (141), the connecting fixture block (140) is slidably connected to the inner wall of the base (10), the tension spring (141) is fixedly connected to the side wall of the connecting fixture block (140), one end of the tension spring (141) far away from the connecting fixture block (140) is fixedly connected to the base (10), and the connecting fixture block (140) is matched with the fixing column (131).

4. The bridge construction cofferdam device of claim 1, wherein the cofferdam body (130) is a hollow structure, the top wall of the cofferdam body (130) is provided with a lifting lug (132), and the outer wall of the cofferdam body (130) is further provided with a water inlet and a water outlet.

5. The bridge construction cofferdam device of claim 4, wherein the bottom wall of the base (10) is further fixedly connected with a fixed toothed plate (111), and the outer wall of the base (10) is further provided with a fixed cone (112).